Electronic device



FIG. 1 is a perspective view from front bottom side of an ornamental design for an electronic device;

FIG. 2 is a perspective view from rear top side thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a top side view thereof;

FIG. 6 is a bottom side view thereof;

FIG. 7 is a left side view thereof; and,

FIG. 8 is a right side view thereof. 

The ornamental design for an electronic device, as shown and described. 